SB2023051135 - SUSE update for MozillaFirefox 



SB2023051135 - SUSE update for MozillaFirefox

Published: May 11, 2023

Security Bulletin ID SB2023051135
Severity
High
Patch available
YES
Number of vulnerabilities 8
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 13% Medium 50% Low 38%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 8 secuirty vulnerabilities.


1) Spoofing attack (CVE-ID: CVE-2023-32205)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data. A remote attacker can obscure browser prompts and perform spoofing attack.


2) Out-of-bounds read (CVE-ID: CVE-2023-32206)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in the RLBox Expat driver. A remote attacker can trick the victim to open a specially crafted website, trigger an out-of-bounds read error and crash the browser.


3) Security features bypass (CVE-ID: CVE-2023-32207)

The vulnerability allows a remote attacker to perform clickjacking attack.

The vulnerability exists due to a missing delay in popup notifications. A remote attacker can trick a victim into granting permissions.


4) Type Confusion (CVE-ID: CVE-2023-32211)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a type confusion error when processing HTML content. A remote attacker can trick the victim to open a specially crafted website, trigger a type confusion error and crash the browser.


5) Spoofing attack (CVE-ID: CVE-2023-32212)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data. A remote attacker can spoof the address bar using the datalist element.


6) Buffer overflow (CVE-ID: CVE-2023-32213)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within FileReader::DoReadData() when reading a file. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.


7) Improper Authorization in Handler for Custom URL Scheme (CVE-ID: CVE-2023-32214)

The vulnerability allows a remote attacker to crash the browser.

The vulnerability exists due to incorrect processing of the ms-cxh and ms-cxh-full handlers. A remote attacker can trick the victim to visit a specially crafted web page and crash the browser.

Note, the vulnerability affects Windows installations only.


8) Buffer overflow (CVE-ID: CVE-2023-32215)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trick the victim to open a specially crafted website, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.